php oop unexpected $end

Kode 

Parse error: syntax error, unexpected $end in /Applications/MAMP/htdocs/oop_blog/simpleCMS.php on line 54

PHP kode 

 <?php
 
 class simpleCMS{
     var $host;
     var $username;
     var $password;
     var $table;
     
     public function display_public(){
         
     }
     
     public function display_admin(){
     
     return <<<ADMIN_FORM
 
     <form action="{$_SERVER['PHP_SELF']}" method="post">
       <label for="title">Title:</label>
       <input name="title" id="title" type="text" maxlength="150" />
       <label for="bodytext">Body Text:</label>
       <textarea name="bodytext" id="bodytext"></textarea>
       <input type="submit" value="Create This Entry!" />
     </form>
 
     ADMIN_FORM;
         
     }
     
     public function write(){
         
     }
     
     public function connect(){
         mysql_connect($this->host, $this->username, $this->password) or die('Could not connect. ' . mysql_error());
         mysql_select_db($this->table) or die('Could select database. ' . mysql_error()); 
     
         return $this->buildDB();
     }
     
     private function buildDB(){
     $sql = <<<MySQL_QUERY
         CREATE TABLE IF NOT EXISTS post (
             title    VARCHAR(150),
             bodytext    TEXT,
             created    VARCHAR(100)
     )
     MySQL_QUERY;
 
         return mysql_query($sql);
     }
     
 }
 
 ?>